tunnel valley meaning in Hindi

Examples

1. The subglacial tunnel valley networks originally formed near the ice margin.
2. Each of these have also been referred to as tunnel valleys.
3. In between them lie the tunnel valley lakes and kettle lakes.
4. Tunnel valleys were formed by subglacial erosion by water.
5. Tunnel valleys or tunnel channels are produced by meltwater flows beneath glacial ice.
6. Tunnel valleys represent a substantial fraction of all melt-water drainage from glaciers.
7. Tunnel valley channels often start or stop abruptly.
8. Tunnel valleys, by contrast, are not commonly found in Northern Central Europe.
9. Meltwater from the glacier eroded the valley, shaping it into a tunnel valley.
10. Tunnel valleys are typically eroded into bedrock and filled with glacial debris of varying sizes.